News: Indian scientists developed coordination polymers Zn(DAB) and Cd(DAB) showing strong performance in energy storage and green hydrogen production. About Coordination Polymers – Zn(DAB) and Cd(DAB) Zn(DAB) and Cd(DAB) are coordination polymers made of zinc (Zn2+) or cadmium (Cd2+) metal ions and organic molecules of 3,3′-diaminobenzidine (DAB) naturally assemble to form layered frameworks with strong… Continue reading Coordination Polymers—Zn(DAB) and Cd(DAB)
Category: Factly: Science and Technology
This category contains all Current Affairs Factly Articles for Prelims, related to Science and Technology. You can find all relevant Science and Technology related updates on this page. This page is specifically useful for UPSC Prelims exam.
SRY Gene Test Screening
News: The International Olympic Committee mandated SRY gene screening and banned transgender women and DSD athletes from female categories to ensure fairness and safety. About SRY Gene Test Screening Sex-determining Region Y (SRY) gene test screening is a DNA-based test that detects the presence of the sex-determining region Y gene. The SRY gene is a… Continue reading SRY Gene Test Screening
Helium and Helium Crisis
News: The disruption in global helium supply due to the Middle East war and restrictions in the Gulf of Hormuz has raised concerns in India’s healthcare sector. About Helium and Helium Crisis Helium is a non-renewable inert gas. Discovered by: It was discovered in 1868 by Jules Janssen and Norman Lockyer. Naming: It was named… Continue reading Helium and Helium Crisis
Difference between LPG and LNG
News: The disruption of vessel movements through the Strait of Hormuz due to the West Asia conflict has affected India’s energy supplies, especially Liquefied Petroleum Gas (LPG) and Liquefied Natural Gas (LNG). Difference Between LPG and LNG Properties Liquefied Petroleum Gas (LPG) Liquefied Natural Gas (LNG) Composition It mainly contains Propane (C₃H₈) and Butane (C₄H₁₀), with… Continue reading Difference between LPG and LNG
Nalgonda Technique
News: The Government of India has commissioned a study to reassess fluoride removal technologies as existing standards based on the Nalgonda technique lag behind advancements. About Nalgonda Technique The Nalgonda technique is a simple and cost-effective method used for removing excess fluoride from drinking water. Developed by: It was developed by the National Environmental Engineering… Continue reading Nalgonda Technique
Smog-Eating Photocatalytic Coatings
News: Delhi government and IIT Madras began a six-month study on “smog-eating” photocatalytic coatings to test reduction of NO₂ and volatile organic compounds (VOC) pollutants. About Smog-Eating Photocatalytic Coatings It is a coating using titanium dioxide that neutralizes harmful gases like nitrogen dioxide (NO2) and volatile organic compounds (VOCs). Mechanism Photocatalytic activity uses light energy… Continue reading Smog-Eating Photocatalytic Coatings
AI Skilling Initiative, MyWAVES, Advanced EPG & In-built Satellite Tuner in Television Sets
News: Union Minister Ashwini Vaishnaw recently launched three new initiatives, AI Skilling Initiative, MyWAVES, Advanced EPG & In-built Satellite Tuner in Television Sets to promote the “orange economy”. About AI Skilling Initiative, MyWAVES, Advanced EPG & In-built Satellite Tuner in Television Sets Aim: The initiatives aimed at promoting the ‘Orange Economy’, strengthening public broadcasting, and… Continue reading AI Skilling Initiative, MyWAVES, Advanced EPG & In-built Satellite Tuner in Television Sets
Nd-Fe-B (Neodymium-Iron-Boron) Rare Earth Permanent Magnets
News: A pilot plant for Nd-Fe-B rare earth permanent magnets has been established at ARCI, Hyderabad to strengthen self-reliant manufacturing ecosystem. About Nd-Fe-B (Neodymium-Iron-Boron) Rare Earth Permanent Magnets Nd-Fe-B magnets are the strongest permanent magnets that can maintain high magnetic force without external power. Made up of: These magnets are made from Neodymium, Iron, and… Continue reading Nd-Fe-B (Neodymium-Iron-Boron) Rare Earth Permanent Magnets
Dimethyl Ether (DME) Technology
News: The West Asia crisis increased LPG prices and import dependence, highlighting the need for indigenous alternatives like DME technology developed by CSIR-NCL. About Dimethyl Ether (DME) Technology Dimethyl Ether (DME) is a synthetically produced, clean-burning alternative fuel that can replace both diesel and Liquefied Petroleum Gas (LPG). In India, Dimethyl Ether (DME) is a… Continue reading Dimethyl Ether (DME) Technology
Dasosaurus tocantinensis
News: Brazilian scientists identified a new giant dinosaur species with links to Spain, supporting past land connections among South America, Africa and Europe. About Dasosaurus Tocantinensis Dasosaurus tocantinensis is a newly identified species of giant, long-necked herbivorous dinosaur discovered in Brazil. Location: Fossils were unearthed in the Maranhão region of northeastern Brazil, near the Tocantins… Continue reading Dasosaurus tocantinensis
